B-1无机布基防火卷帘
采用经防火处理3mm厚硅酸铝纤维布为帘面，中间加强钢带。使其达到与钢质防火卷帘同等耐火要求的软质轻型卷帘。
优点
帘布较轻，运行平稳，噪音低，能满足较大洞口的防火分区分割。

Making uses of 3mm thick alumihum silicate fire proof fnbric as the curtain．which has reomfprce steel fire proof rolling door.
Advantages
The weight of whole hanging curtain Is light；running smoothly：tow noises：lt can meet the requlrements of the bigger fjre proof segmenlatjon．

B-2双轨特级防火卷帘
　　以背火面温升为判定条件、到消水幕保护防火卷帘。
特点
运行安全平稳，噪音低；
取消水幕保护，大大降低工程造价；
外观装饰效果好，施工方便。
技术性能
耐火性能大于4小时，背火面高单点温度95.3℃，背火面平均温度73.1℃；
抗风压能力符合GB14105-93的要求；
启闭速度2—9m/s。

Character
Work stably and quietly
Make project cosr lower with out water screen
Decorate wellaand fit easv
Technique property
Fire durabiIity is above 4 hours．maximum temperature on back is
95.3℃，average temperature is 73.1℃
Anti—pressure ability meets GBl4102-93
Open and close speed：2-9m／s